Which of the following will not be affected when you issue the xCommand SystemUnit FactoryReset Confirm:

Which of the following will not be affected when you issue the xCommand SystemUnit FactoryReset Confirm:Yes command on a Cisco TelePresence EX, MX, SX, or C-series system? (Choose two.)

A. call logs

B. certificates

C. custom backgrounds

D. local phonebook

E. option keys

F. release keys

G. ring tones

H. system parameters

Explanation:Release keys and option keys will not be affected when you issue the xCommand SystemUnit FactoryResetConfirm: Yes command on a Cisco TelePresence EX, MX, SX, or C-series system. The xCommandSystemUnit FactoryReset Confirm: Yes command is used to perform a factory reset on a system. You mightwant to perform a factory reset if there is a severe problem with the video system. If possible, you should backup log files and the current configuration before proceeding with a factory reset.The following items are deleted when you perform a factory reset:Call logsCustom backgroundsRing tonesCertificatesLocal phonebookIn addition, all system parameters are set to their default values.